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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-171.091536
Energy at 298.15K-171.098094
HF Energy-171.091536
Nuclear repulsion energy81.975789
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3775 3642 8.66      
2 A 3554 3430 0.35      
3 A 3471 3350 0.60      
4 A 3099 2991 32.29      
5 A 3014 2909 64.64      
6 A 1675 1616 17.71      
7 A 1513 1460 0.18      
8 A 1427 1377 39.39      
9 A 1392 1343 1.54      
10 A 1377 1329 2.31      
11 A 1161 1121 17.14      
12 A 1097 1058 20.27      
13 A 1001 966 229.36      
14 A 903 872 3.40      
15 A 840 810 138.84      
16 A 466 450 44.36      
17 A 403 389 98.55      
18 A 296 285 49.87      

Unscaled Zero Point Vibrational Energy (zpe) 15231.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 14698.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G(2df,p)
ABC
1.28264 0.31679 0.28471

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.235 -0.157 -0.022
C2 -0.032 0.537 0.047
O3 -1.205 -0.264 -0.114
H4 1.260 -0.731 -0.862
H5 1.339 -0.790 0.767
H6 -0.062 1.089 0.996
H7 -0.080 1.256 -0.775
H8 -1.271 -0.837 0.660

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44572.44361.01761.01752.06642.07132.6843
C21.44571.42932.02522.03941.09831.09301.9489
O32.44361.42932.61752.74342.09002.00260.9656
H41.01762.02522.61751.63272.91742.39742.9549
H51.01752.03942.74341.63272.35492.92882.6125
H62.06641.09832.09002.91742.35491.77922.2983
H72.07131.09302.00262.39742.92881.77922.8029
H82.68431.94890.96562.95492.61252.29832.8029

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.411 N1 C2 H6 107.854
N1 C2 H7 108.547 C2 N1 H4 109.366
C2 N1 H5 110.568 C2 O3 H8 107.341
O3 C2 H6 110.875 O3 C2 H7 104.316
H4 N1 H5 106.686 H6 C2 H7 108.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.539      
2 C -0.049      
3 O -0.446      
4 H 0.248      
5 H 0.237      
6 H 0.120      
7 H 0.144      
8 H 0.285      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.232 -1.120 1.174 1.639
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.764 -0.113 -0.093
y -0.113 3.553 -0.151
z -0.093 -0.151 3.542


<r2> (average value of r2) Å2
<r2> 49.577
(<r2>)1/2 7.041